GB1573756A - Magnetic contactor with overcurrent latch - Google Patents

Magnetic contactor with overcurrent latch Download PDF

Info

Publication number
GB1573756A
GB1573756A GB5295/77A GB529577A GB1573756A GB 1573756 A GB1573756 A GB 1573756A GB 5295/77 A GB5295/77 A GB 5295/77A GB 529577 A GB529577 A GB 529577A GB 1573756 A GB1573756 A GB 1573756A
Authority
GB
United Kingdom
Prior art keywords
latch
armature
electromagnetic contactor
lever
contact
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB5295/77A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB1573756A publication Critical patent/GB1573756A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/20—Interlocking, locking, or latching mechanisms
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/22—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices
    • H02H7/222—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices for switches

Landscapes

  • Breakers (AREA)
GB5295/77A 1976-02-12 1977-02-09 Magnetic contactor with overcurrent latch Expired GB1573756A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US65742776A 1976-02-12 1976-02-12
US05/714,219 US4078219A (en) 1976-02-12 1976-08-13 Overcurrent latch for magnetic contactor

Publications (1)

Publication Number Publication Date
GB1573756A true GB1573756A (en) 1980-08-28

Family

ID=27097399

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5295/77A Expired GB1573756A (en) 1976-02-12 1977-02-09 Magnetic contactor with overcurrent latch

Country Status (5)

Country Link
US (1) US4078219A (es)
JP (1) JPS5815894B2 (es)
CA (1) CA1081740A (es)
GB (1) GB1573756A (es)
MX (1) MX4202E (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4185259A (en) * 1978-01-19 1980-01-22 Westinghouse Electric Corp. Magnetic contactor with an adjustable latch release
US4731692A (en) * 1986-10-24 1988-03-15 Square D Company Circuit breaker trip solenoid assembly
US4876521A (en) * 1987-08-25 1989-10-24 Siemens Energy & Automation, Inc. Tripping coil with flux shifting coil and booster coil
CA1294305C (en) * 1987-08-25 1992-01-14 Donald R. Boyd Tripping coil with flux shifting coil and booster coil
US5343346A (en) * 1993-05-06 1994-08-30 Xolox Corporation Single point magnetic contact hatch assembly
DE10347148B4 (de) * 2003-10-10 2006-01-19 Moeller Gmbh Schaltvorrichtung mit einfach unterbrechendem Drehkontakt
CN100477056C (zh) * 2006-04-03 2009-04-08 温州三蒙科技电气有限公司 带指示灯和自动监测多重保护电路断路器装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3882435A (en) * 1974-06-28 1975-05-06 Square D Co Latch attachment for an electromagnetically operated switching device

Also Published As

Publication number Publication date
CA1081740A (en) 1980-07-15
US4078219A (en) 1978-03-07
JPS52101480A (en) 1977-08-25
MX4202E (es) 1982-01-27
JPS5815894B2 (ja) 1983-03-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19970208